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Sincerely Your, SURF3DMORE INFORMATION ABOUT 3D MODELS :ALL HANDHELD METAL DETECTORS CAN DETECT FERROUS METALS, WHICH ARE METALS THAT CONTAIN IRON LIKE CARBON AND ALLOY STEEL. THESE METALS ARE MAGNETIC, SO A DETECTOR IS ABLE TO USE ELECTROMAGNETIC INDUCTION TO DETECT THE ITEMS. HOWEVER, SOME HANDHELD METAL DETECTORS ARE ALSO ABLE TO DETECT NON-FERROUS METALS, THOUGH THEY AREN’T MAGNETIC.
SECURITY METAL DETECTORS ARE NOW COMMONLY USED AT CHECKPOINTS IN AIRPORTS, SCHOOLS, COURT BUILDINGS, PRISONS AND MILITARY ESTABLISHMENTS. UNIVERSAL HAND HELD METAL DETECTOR PROFESSIONAL ALSO KNOWN AS SECURITY WANDS, ARE OFTEN USED IN CONJUNCTION WITH WALK-THROUGH METAL DETECTORS; THE HAND HELD DEVICE BEING USED FOR FOCUSED SCREENING WHEN THE WALK-THROUGH DETECTOR ALARM HAS BEEN TRIGGERED.